Vulnerability Report

CVE-2021-39250

Title: Invisioncommunity Invision Power Board Cross-Site Scripting (XSS)

Cross-Site Scripting (XSS)

Proof Of Concept

No public PoC currently indexed for CVE-2021-39250.

CWE Category CWE-79
Published Date Aug 17, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.4 CVSS v3.1
Exploit Probability (EPSS)
0.82%

Vulnerability Summary

CVE-2021-39250: Invision Community (aka IPS Community Suite or IP-Board) before 4.6.5.1 allows stored XSS, with resultant code execution, because an uploaded file can be placed in an IFRAME element within user-generated content. For code execution, the attacker can rely on the ability of an admin to install widgets, disclosure of the admin session ID in a Referer header, and the ability of an admin to use the templating engine (e.g., Edit HTML).

Impacted Vendors

I
invision_power_services 1
I
invisioncommunity 1

Reference Links

https://invisioncommunity.com/release-notes/4651-r102/ https://ssd-disclosure.com/ssd-advisory-ip-board-stored-xss-to-rce-chain/ https://invisioncommunity.com/release-notes/4651-r102/ https://ssd-disclosure.com/ssd-advisory-ip-board-stored-xss-to-rce-chain/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v2.0
Source Entity [email protected]
Severity LOW
3.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:S/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-39250 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected Stack

No specific products linked.